Envelope feeding mechanism



July 18, 1933. 3 J. T pRlCE 1,918,425

ENVELOPE FEEDING MECHANISM Original Filed Jan. 20, 1926 2 Sheets-Sheet l l N V EN TOR.

,Samual If Price.

5 ATTORNEY.

July 18, 1933., s. J. "r. PRI CE ENVELOPE FEEDING MECHANISM Original-Filed Jan. 20, 1926 2 Sheets-Sheet 2 gwuentov "herewith, for .Env elope filling machinef]. The envelope container 11 comprises a' frame 14 in which issuspended a bottomplate I 15. The plate-15' has ears'16 which extend 45 out through slots17 inthe frame. Suspen- Patented July 18.19335 l This-invention: relatesito.2e mechanism andvisqa division air-m applica tion; Serial;No.-:82 ,58 3;ffiledrJanuary 2Q,;1.92fi.,

II for .Folding'. inclosing'and; sealing mazfix chines.Z.x. I r

. ters inlay be inserted-inthemn'.

I 1 Referring to the accompanying "drawings. I which are madeapart hereon:-"andnoniwhich similar numerals" designate like Lparts' inj. the 1 3. sevenailviewsym v Figml a front elevation; partlyin:l'sec- I I I I ofthe plate 25 isa strip of rubber 2Z'o ,1otherf, y j naterial flOneiedge,ofbtheplate25has.tiirned up. portions28FinYw hich. are journaled the hexagonal or other angled ends29of agsh'aft 10: 30. A finger 31;:is secured-"upontheshaft30; i :1

this finger having a longend 32 which rests i in contact with Ithe'friction. strip 27whe'n'in' I I v I closed positioniasinfFig. 4',"and a shortend- 33, whichengages vthe stop 23 to bringth'e flfii finger to theclosed positionas.shown'inFig; j' I 2. The finger is moved to open position upon I the end '33 coming into contact with the stop! 22. The friction bearings-28 engagin the angled ends 29 oftheshaf t'3Ohold the nger 8 32in open and, in clojsediposition. when it has been moved to thesepositionsby the, stops '22fand23.,respectively. i. j y I I, In Fig. 1 the. upper envelope-is shown; 1 ':I

tion, of the machine i Rig .2s'is, a) detail oiftheenvelo e, part ;dev1ce; I a i 20 Fig.3 is a'bottom plan view of the pi'ck up deviceshown in Fig.2; a Fig. 4 ,is a view inedge elevation of the parts-as shownin Fig. 3; I r

Fig. 5'is anenlargedperspective view of 25' the flatpick up fingershown. in bottom plan View in Fig.3 and inedgeelevation in 2and4;' I I i Fig. 6 is afrontelevation of the enve'lope container shown in Fig. 1'; and j fhereina'fter describe and de ivered so as to be positioned between conveying belts 12 and 13 by means of whic h'they are carriedlto a position at j which they have letters inserted in them by mechanism'not shown, such for example as that shown in my co-pendingapplication Serial No. 487,564 filed on evendate sionsprings 18 areattached. tothefears 16 and suspended from lugs 19 bent out from the irame or. secured to it. The tension oi the springs isalways inta directionto .liftthe mam a at .thiapeme mi e:

I Fig. 7 is a plan view ofthe container shown in Fig. 6. i a V The envelopes 10 are held in acontainer-ll. from which they are Ipicked'n byinechanism.

en. lope '1 -post .21 mounted" on the carries 'a*stop*22at its l pper 'eiid fortheen I I I t II fvelopepiok ip.mechanism Shownpin;' Fig:1,,5&" i "Anyobject of; the invention is to; provide. simple 'neliable mechanism qforfselecting en= velnpes -:one by one, fl'QIIL-YfliiStfiClkhOf {envei I lopes', opening the} flaps .ofltheiienvelopes and I 10 conveying them? to a position: at 'wihichjlet tion oii themacliine Thexpick np rdevice jas.

own asipifjthepobsenwn 1 fname: of; the machine: and; having' a plate 25j ashaving its gummedfla'p 34'projeeti'ng up-II, 'wardly in 'position for engagement by the line position of Fig.2 stop'23is engaged and] the envelope is. grasped by the finger 32, the

velop'e'tolposition it between the conveyor belts '12 an "13; *w hichj operate overi'rollers i I II II 35 and 36. The upper roller 36isreduced I m plateso" asto keep. the topfof the-pile foil -at 37to receive the en d 'of finger32. 'lhei m I I I 11am; theoppositeEside 05i]. gfrom' thecshowing of pick-rip. device,conipnises anfanm 24 pivoted on the 0m I swinging of'thearnifurthermoving-the en; a

' on the machine to Which thedevice is at-. tached asfonexample that shown in the copending a'pplkiation, of which this isa' division. lt'is'here shownas'moviedby a camAO against Whichv'itis heldfbyva spring 451. The

fla'pbeing first engaged-and 1;carried"-for-[ wardly, J1 V U 1.

' 2.iIni co1nb natn,'means,forsupporting H 4 arm 24 and'the rollers and 36 maybe operated by-any suitable moving mechanism envelope passes up between the beltsfland upon emerging from the belts slides np a-n may th en be transferred to any suitable mech l-claim'f 1. In'combi'natiom'me'ans for'supporting'a Stack of e pesi position to :allow the flap of an envelope to projectabove the pile of envelopes, means :movable to receive: an envelope and hol'dit by the flap, an d convey itto a predetermined position, 'and means for receiving it at the-last named place and conveying it to afpredetermined destination,

said conveying ,means'- taking the, envelope with the end of the envelope opposite the other end, means for swinging the-"arm, and having means compris ng a pairof belts fr1c-= "a stack of envelopes in position to allow the flap of an envelope tov project above the pile ofenvelopes, means movable to'receive an, envelope and hold itby the flap, and con-f vey it toa' predetermined position, and means for receiving it at the last. named place and conveyingit to a predetermined;destination,

4said 'tconveying rneans comprising a pair of belts frictionally engaging the envelope between them andthe" end of theenvelope opn 'e velm P kup n 'cn e r deviceenenvelope support, means for mainj taming a pile .ofjen'velopes on said support 3 1 with the top of the-"pile: :at the same level' regardless'ofithennmber 0t envelopesiinitheev I pile, means for conveying envelopes to a pie-5 determined place meansaforselecting the en I velopes one by one from the pile and transferring" them to the; conveying device, said I i last namedmeans comprising anai mpivoted at one end and havingi'a pick-up finger at-the' tionally engaging the" envelope between'them With the end; of the envelope: opposite the flap 1 being first engaged, said pick-npfinger being o'penedlat, one limit of the swing of theiarm andfclosjed at the other, and frictional means 9 for holding the finger in opener closedposition when moved to this'posit-ion.=, 

